The given data is,
→ the ratio of cups of water to cups of milk in a recipe is 1 to 5
Now we have to,
→ find three ratios equivalent to the ratio
Then the ratios will be,
→ 1 (×2) : 5 (×2)
= 2 : 10
→ 1 (×3) : 5 (×3)
= 3 : 15
→ 1 (×4) : 5 (×4)
= 4 : 20
Thus, 2 : 10, 3 : 15 & 4 : 20 are the ratios.
